标签：#pens

GitHub热门项目 | DeepSeek-native AI coding agent for your terminal. Engineered around prefix-cache stability — leave it running. | Stars: 29,612 | 877 stars today | 语言: Go

GitHub热门项目 | Fast Rust library for PDF inspection, classification, and text extraction. Intelligently detects scanned vs text-based PDFs to enable smart routing decisions. | Stars: 6,819 | 1,769 stars today | 语言: Rust

You know that moment when your React Suspense fallback jumps on the screen, then disappears, then reappears, leaving you wondering if you did something wrong? I’ve been there , seeing flickers, multiple loading spinners, or even UI glitches around Suspense felt like chasing ghosts. Turns out, React’s concurrent rendering scheduler is doing a lot behind the scenes , juggling priorities, pausing work, and restarting it , and Suspense boundaries are right in the middle of this dance. Understanding how React schedules work and handles interruptions can save you hours of frustration. React’s concurrent rendering scheduler: what’s it really doing? React’s concurrent mode isn’t just a fancy name; it means React doesn’t blindly render your entire component tree all at once. Instead, it breaks rendering work into chunks and spreads it out over multiple frames. This keeps your app responsive to user input and other high-priority tasks. Imagine you’re painting a huge mural. Instead of finishing it in one go (blocking everything else), you paint a little, step back, listen if someone calls you, then paint some more. React’s scheduler works similarly: Units of work : React slices rendering into small units it can pause and resume. Priorities : Some updates are more urgent , like responding to a click , so they jump ahead. Interruptions : If something more important comes up, React pauses current work and switches. This model makes React apps feel snappy even when doing heavy rendering or fetching data. What happens when Suspense enters the scene? Suspense boundaries are React’s way to say, “Hey, if this component isn’t ready yet (because it’s waiting on data, code, or something else), show this fallback for now.” Under the hood, when a component suspends (throws a Promise), React marks that unit of work as "waiting," and the Suspense boundary kicks in to show the fallback UI immediately. But here’s the catch: React keeps trying to finish rendering the suspended component in the

If you've ever tried to buy a portable power station, you know the problem: every brand claims to be the best, the spec sheets are a wall of numbers, and the forums are full of confident but contradictory advice. "What size do I actually need?" is the most-asked question and the least-clearly-answered. So I did the boring thing. I built a structured database of 102 portable power stations from 24 brands — capacity, output, chemistry, cycle life, solar input, weight, price — and started running the numbers. A few findings were genuinely surprising. 1. Prices quietly collapsed The median portable power station now sits at $0.61 per watt-hour . The cheapest in the dataset is $0.39/Wh (the GRECELL T1000). A few years ago, ~$1/Wh was normal and anything under $0.70 felt like a deal. The practical takeaway: if you're paying much more than ~$0.70/Wh in 2026, you're mostly paying a brand premium. That premium sometimes buys you a better app, ecosystem, or support — but it's worth knowing you're paying it. 2. LiFePO4 basically won 94% of the models I track now use LiFePO4 (lithium iron phosphate) instead of the older lithium-ion (NMC) chemistry. This matters more than any marketing bullet point: LiFePO4: ~3,000–4,000+ charge cycles Older Li-ion (NMC): ~500 cycles At daily use — say you cycle it every day in a van or for backup — that's roughly 8 years vs 18 months before the battery is meaningfully degraded. If a listing still uses NMC to hit a lower price, that "deal" can cost you far more over its life. 3. The fridge myth costs people hundreds of dollars This is the single most common sizing mistake. People size a giant, expensive battery to run a fridge because they do the math like this: Fridge nameplate (150W) × 24 hours = 3,600 Wh/day But a fridge's compressor only runs about 40% of the time . Its real average draw is closer to 60W, so: 150W × 40% × 24h ≈ 1,440 Wh/day In runtime terms: a 1,000Wh power station runs a full-size fridge for about 14 hours , not the ~6 hour

I Built a Language Where AI Calls Are Sandboxed by Default The 30-line Python problem Last month I needed a script that reads server logs, classifies errors with an LLM, summarizes them, and writes a report. In Python, it looked like this: Import the SDK Initialize the client Handle the API response Parse JSON Add asyncio.gather() because sequential calls took 8 seconds Write a custom sandbox because I don't trust LLMs with exec and file writes Package it in Docker because requirements.txt always breaks on the server 80 lines later , it worked. But it felt wrong. I wasn't building logic — I was plumbing. So I asked myself: What if AI operations were language primitives, not library calls? Meet Pipe Pipe is a small runtime (~10 MB, single binary, zero dependencies) that treats summarize , translate , classify , and ask as first-class citizens — on the same level as + , sort , or len . Try it Browser Playground (WASM, no install): pipe-lang.com Source: github.com/MachuraHarry/pipe Docs: pipe-lang.com/docs

A few weeks ago Boris Cherny, who leads development on Claude Code, mentioned during a talk at Acquired Unplugged that he doesn't really write prompts for Claude anymore. Instead he writes loops that keep prompting Claude until the work is actually done. The clip went viral on X, racked up nearly 700k views in under 24 hours, and Loop Engineering became the latest term making the rounds in AI development circles. The core idea is straightforward enough. Rather than obsessively tuning a single prompt to get a perfect output on the first try, you build an iterative system around the model: give it a clear goal, feed it the right context, give it tools to work with, evaluate what it produces, and define conditions for when it can stop. Wire those pieces together and the agent stops being a one-shot call and becomes something that iterates, self-corrects, and keeps working until the output actually meets your bar. The efficiency gains over prompt-tuning are real, and that is why the concept resonated so quickly. What struck us as we built and shipped the loop system for our own platform Octo is that almost all of the current conversation around Loop Engineering stays at the single-agent level. You have one model, one cleverly designed loop, one sandbox, and the agent grinds away iteratively until its output passes whatever checks you have set up. That solves a real problem: how one person works faster with AI. But real work, especially inside an organization, rarely fits cleanly inside a single agent loop. A product feature going from idea to shipped code needs someone defining requirements, someone designing the approach, someone writing the implementation, someone verifying quality, someone feeding back results. Those are not different iterations of the same loop. They are interconnected loops that need to pass context and outputs between each other. When loops need to share state, trigger each other, and respect organizational boundaries, single-agent loop design sto

Single agent capabilities have expanded pretty dramatically over the last year. Tool calling went from flaky function selection to reliable multi-step planning. Code generation moved from snippet completion to full module implementations. Desktop GUI control crossed from demo territory into OSWorld benchmark numbers that actually mean something, Mano CUA 1.1 hitting 58.2 percent on the specialized model track, about 13 points ahead of opencua 72b in second place, and WebRetriever NavEval at 41.7, edging past Gemini 2.5 Pro Computer Use at 40.9 and Claude 4.5 Computer Use at 31.3. Those numbers would have been hard to believe a year ago. But the ceiling on single agent systems is getting easier to see. Once a task needs more than one role operating in the same loop, problems stack up fast. A competitor analysis that needs parallel research across three sources before cross-referencing. Code that goes through independent security review after being written. Creative work where you want two independent drafts before picking one. People have tried shoving multiple role descriptions into a single system prompt and having the model switch hats, but in practice the attention bleed between roles is hard to contain. The agent doing the writing naturally overestimates its own output quality. The reviewer sharing the same context chain goes soft on issues it watched get created. We saw this repeatedly in early Mano AFK testing where coding and testing lived in the same agent context. Tests became ceremonial, obvious logic errors slipped through, and things only got better once we split the agents apart. Splitting work across multiple agents is not a new idea. It has been in papers for years. What changed is the cost structure. A year ago running three GPT 4 level instances on a multi-step task meant token bills that added up fast, especially on iterative dev work where the meter kept running across rounds of fixes. That equation looks different now. Small and on device models

# suddo (superuser don't do) Sometimes AI needs to run commands with sudo (installing a package, reading a file in /etc, etc). But most MCP clients don't support creating a PTY, so you end up having to open a separate terminal just to type your password: claude code $ sudo cat /etc/hosts AI: blabla password: > ! sudo cat /etc/hosts AI: please open a new terminal. Annoying. With suddo: AI calls the tool `execute_command` The server asks you, rejects, or allows it based on your rules If allowed: If you don't have a valid sudo timestamp, it asks for your password The command runs safely More detail and usage: https://github.com/sunu15712/suddo

Building Three Privacy-First Mini Apps That Feel Like Standalone Products PureHub is an open-source collection of 22 free, ad-free mini apps. This release focuses on a simple product question: can a mini app inside a hub still feel dependable, focused, and complete? QR Studio The web scanner now supports a live camera and uploaded images through local decoding. Scan history stays in local storage, URL results receive basic safety checks, and supported cameras expose a torch control. Android uses CameraX and ML Kit with explicit scanner cleanup, duplicate-result protection, and copy, open, and share actions. Zen Pomodoro A one-second decrement loop drifts when a tab sleeps. The new timer stores a target time and recalculates the remaining duration, so switching tabs or waking a device no longer quietly extends a session. Weekly sessions and focused minutes remain on-device. Android uses a monotonic clock for the same reason. Zen Breath The breathing guide now includes Calm 4-6, Box 4-4-4-4, and Relax 4-7-8 patterns, controlled sessions, cycle totals, and accessible motion behavior. Nothing requires an account. Standalone safety for all 22 tools Each mini app now has a runtime contract describing its local storage namespace, offline behavior, and device capabilities. A per-tool error boundary prevents one failure from taking down the rest of PureHub. The three flagship tools also load as independent chunks and are available as PWA and Android launcher shortcuts. What happens next The Command Center will compare 14 days of anonymous aggregate opens, helpful votes, and shares. The strongest useful-use signal - not raw views - will choose the next deep-polish target. Try the release at PureHub or inspect the source on GitHub .

Building Laravel NATS: A Modern, Production-Ready NATS Integration for Laravel When building distributed systems, one of the biggest challenges is enabling services to communicate reliably without creating tight coupling. Laravel has excellent support for queues, events, broadcasting, and jobs, but when it comes to NATS , the ecosystem has been relatively limited. That's exactly why I built Laravel NATS . Instead of being just another wrapper around an existing PHP client, Laravel NATS aims to provide a Laravel-first developer experience while exposing the full power of NATS for modern event-driven architectures. In this article I'll explain: Why I built Laravel NATS Why you should consider NATS How Laravel NATS works Features that make it production ready Code examples Real-world use cases What makes this package different from existing solutions What is NATS? NATS is a lightweight, high-performance messaging system designed for cloud-native applications. Unlike traditional queues, NATS focuses on: Extremely low latency High throughput Simple publish/subscribe messaging Request/Reply APIs JetStream persistence Horizontal scalability Instead of applications calling each other directly: Order Service │ ▼ Notification Service Applications publish events: Order Service │ ▼ NATS Server │ │ ▼ ▼ Email Analytics Every service becomes independent. Why Laravel Needed a Better NATS Package Most existing packages expose the underlying PHP client almost directly. That means developers still have to understand: client lifecycle connections serialization subscriptions queue consumers JetStream APIs Laravel developers expect something different. We are used to APIs like: Cache :: put (); Queue :: push (); Event :: dispatch (); The goal of Laravel NATS was to make NATS feel just as natural. Installing Laravel NATS Installation is straightforward. composer require zaeem2396/laravel-nats php artisan vendor:publish --tag = nats-config Then configure your environment: NATS_HOST=127.0.0

Hello Everyone, I'm the creator of PyBotchi, an intent-based AI Agent Orchestrator. In this post, I will discuss some key concepts why I created it. A little bit of background first. I'm a solutions architect with 10 years of experience as a software engineer. Most of my work are high throughput, high reliability, low cost and low latency services. This is while making it simple and readable to improve it's maintainabality. When I'm designing a system, I usually prioritize these concerns. You may assume this is my bias in relates to AI Agent building. I'm also Claude Certified Architect (Foundation) and I found that PyBotchi aligns almost identical to Anthropic's core agent recommendations. TL;DR: PyBotchi is an lightweight, async-first Python framework that uses nested Pydantic models and OOP inheritance to turn LLM intent detection into clean, deterministic business logic without the overhead of complex graph orchestration. Why I created PyBotchi? I really believed that traditional coding can already solved what client's need. The only limitations we have is how we read the input and how we show the output. In most cases in web services, your API use JSON, XML, etc with their respective specification/structure. Input Analogy Assume you have created a Books CRUD endpoints (FastAPI with Pydantic). Your create endpoint will have a define specifications for book creation to have a validation and avoid user errors. Most of the time you will also validates sessions and permissions which also included in the request. If you want your chat bot to support those, you just need add those endpoint as intent (tools). If your model tool selection are able to detect intents. You are more "close" to being deterministic. "Your services will have 50 endpoints or more. You will flood your tool selection call" In your frontend UI, you segregate panels/forms/inputs in their respective pages. You don't usually join multiple intent in a same page. Cluttered UI will make your UX confusin

GitHub热门项目 | Zigbee 🐝 to MQTT bridge 🌉, get rid of your proprietary Zigbee bridges 🔨 | Stars: 15,462 | 133 stars this week | 语言: TypeScript

GitHub热门项目 | Open-source media request and discovery manager for Jellyfin, Plex, and Emby. | Stars: 12,106 | 127 stars this week | 语言: TypeScript

GitHub热门项目 | Rust‑first, cross‑platform wgpu/WebGPU renderer exposed to Python for fast, headless 3D rendering. Built in Rust, shipped as Python wheels. | Stars: 558 | 10 stars today | 语言: Rust

GitHub热门项目 | A bunch of lints to catch common mistakes and improve your Rust code. Book: https://doc.rust-lang.org/clippy/ | Stars: 13,405 | 6 stars today | 语言: Rust

GitHub热门项目 | 🦎 a tool to build and deploy software on many servers 🦎 | Stars: 11,769 | 10 stars today | 语言: Rust

GitHub热门项目 | Open Brain — The infrastructure layer for your thinking. One database, one AI gateway, one chat channel — any AI plugs in. No middleware, no SaaS. | Stars: 4,357 | 14 stars today | 语言: TypeScript

GitHub热门项目 | Story Creation AI Agent for novel, scripts, translation, interactive games, and IP content | Stars: 8,614 | 55 stars today | 语言: TypeScript

GitHub热门项目 | 基于Dineshkarthik的项目， 电报视频下载，电报资源下载，跨平台，支持web查看下载进度 ，支持bot下发指令下载，支持下载已经加入的私有群但是限制下载的资源， telegram media download,Download media files from a telegram conversation/chat/channel up to 2GiB per file | Stars: 5,440 | 7 stars today | 语言: JavaScript

GitHub热门项目 | Character Generator based on Universal-LPC-Spritesheet | Stars: 1,539 | 10 stars today | 语言: JavaScript